Patents by Inventor Marcel Gabriel

Marcel Gabriel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the oven brazing of two pieces in rarified or controlled atmosphere
    Patent number: 5113052
    Abstract: The brazing process consists in inserting between two pieces to be brazed on the one hand, a plaque or strip of refractory metal such as molybdenum, tantalum, hafnium, zirconium, niobium, tungsten or an alloy including at least one of these elements, and, on the other hand, a plaque or strip of copper, copper alloy, titanium, titanium alloy, nickel or nickel alloy, the contributing metal compound being then placed between the plaques or strips and the two pieces.
    Type: Grant
    Filed: June 17, 1988
    Date of Patent: May 12, 1992
    Inventor: Marcel Gabriel